31365386

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{1307}}^1$

素因数の和:1406

約数の個数: 24

約数和(自身を含む): 51702624

約数和(自身を除く): 20337238

約数列:

[1, 2, 13, 26, 71, 142, 169, 338, 923, 1307, 1846, 2614, 11999, 16991, 23998, 33982, 92797, 185594, 220883, 441766, 1206361, 2412722, 15682693, 31365386]

約数ペア:

[(1, 31365386), (2, 15682693), (13, 2412722), (26, 1206361), (71, 441766), (142, 220883), (169, 185594), (338, 92797), (923, 33982), (1307, 23998), (1846, 16991), (2614, 11999)]